diff --git a/Gemfile.lock b/Gemfile.lock
index 14dbe0d..c9e6f39 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,70 +8,70 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    actionmailer (4.1.4)
-      actionpack (= 4.1.4)
-      actionview (= 4.1.4)
-      mail (~> 2.5.4)
-    actionpack (4.1.4)
-      actionview (= 4.1.4)
-      activesupport (= 4.1.4)
+    actionmailer (4.1.16)
+      actionpack (= 4.1.16)
+      actionview (= 4.1.16)
+      mail (~> 2.5, >= 2.5.4)
+    actionpack (4.1.16)
+      actionview (= 4.1.16)
+      activesupport (= 4.1.16)
       rack (~> 1.5.2)
       rack-test (~> 0.6.2)
-    actionview (4.1.4)
-      activesupport (= 4.1.4)
+    actionview (4.1.16)
+      activesupport (= 4.1.16)
       builder (~> 3.1)
       erubis (~> 2.7.0)
-    activemodel (4.1.4)
-      activesupport (= 4.1.4)
+    activemodel (4.1.16)
+      activesupport (= 4.1.16)
       builder (~> 3.1)
-    activerecord (4.1.4)
-      activemodel (= 4.1.4)
-      activesupport (= 4.1.4)
+    activerecord (4.1.16)
+      activemodel (= 4.1.16)
+      activesupport (= 4.1.16)
       arel (~> 5.0.0)
-    activesupport (4.1.4)
+    activesupport (4.1.16)
       i18n (~> 0.6, >= 0.6.9)
       json (~> 1.7, >= 1.7.7)
       minitest (~> 5.1)
       thread_safe (~> 0.1)
       tzinfo (~> 1.1)
     arel (5.0.1.20140414130214)
-    builder (3.2.2)
+    builder (3.2.4)
+    concurrent-ruby (1.1.7)
     diff-lcs (1.2.5)
     erubis (2.7.0)
     faraday (0.9.0)
       multipart-post (>= 1.2, < 3)
     hashie (2.1.2)
-    hike (1.2.3)
-    i18n (0.6.11)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     inflection (1.0.0)
-    json (1.8.1)
-    mail (2.5.4)
-      mime-types (~> 1.16)
-      treetop (~> 1.4.8)
+    json (1.8.6)
+    mail (2.7.1)
+      mini_mime (>= 0.1.1)
     mime-types (1.25.1)
-    minitest (5.4.0)
-    multi_json (1.10.1)
+    mini_mime (1.0.2)
+    minitest (5.14.1)
+    multi_json (1.15.0)
     multipart-post (2.0.0)
-    polyglot (0.3.5)
-    rack (1.5.2)
-    rack-test (0.6.2)
+    rack (1.5.5)
+    rack-test (0.6.3)
       rack (>= 1.0)
-    rails (4.1.4)
-      actionmailer (= 4.1.4)
-      actionpack (= 4.1.4)
-      actionview (= 4.1.4)
-      activemodel (= 4.1.4)
-      activerecord (= 4.1.4)
-      activesupport (= 4.1.4)
+    rails (4.1.16)
+      actionmailer (= 4.1.16)
+      actionpack (= 4.1.16)
+      actionview (= 4.1.16)
+      activemodel (= 4.1.16)
+      activerecord (= 4.1.16)
+      activesupport (= 4.1.16)
       bundler (>= 1.3.0, < 2.0)
-      railties (= 4.1.4)
+      railties (= 4.1.16)
       sprockets-rails (~> 2.0)
-    railties (4.1.4)
-      actionpack (= 4.1.4)
-      activesupport (= 4.1.4)
+    railties (4.1.16)
+      actionpack (= 4.1.16)
+      activesupport (= 4.1.16)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (10.3.2)
+    rake (13.0.1)
     rspec-core (3.0.2)
       rspec-support (~> 3.0.0)
     rspec-expectations (3.0.2)
@@ -88,23 +88,17 @@ GEM
       rspec-mocks (~> 3.0.0)
       rspec-support (~> 3.0.0)
     rspec-support (3.0.2)
-    sprockets (2.12.1)
-      hike (~> 1.2)
-      multi_json (~> 1.0)
-      rack (~> 1.0)
-      tilt (~> 1.1, != 1.3.0)
-    sprockets-rails (2.1.3)
+    sprockets (3.7.2)
+      concurrent-ruby (~> 1.0)
+      rack (> 1, < 3)
+    sprockets-rails (2.3.3)
       actionpack (>= 3.0)
       activesupport (>= 3.0)
-      sprockets (~> 2.8)
+      sprockets (>= 2.8, < 4.0)
     sqlite3 (1.3.9)
-    thor (0.19.1)
-    thread_safe (0.3.4)
-    tilt (1.4.1)
-    treetop (1.4.15)
-      polyglot
-      polyglot (>= 0.3.1)
-    tzinfo (1.2.1)
+    thor (1.0.1)
+    thread_safe (0.3.6)
+    tzinfo (1.2.7)
       thread_safe (~> 0.1)
     zendesk_api (1.3.9)
       faraday (~> 0.9)